IL261104B1 - Polarizing beam splitter with low light leakage - Google Patents

Polarizing beam splitter with low light leakage

Info

Publication number
IL261104B1
IL261104B1 IL261104A IL26110418A IL261104B1 IL 261104 B1 IL261104 B1 IL 261104B1 IL 261104 A IL261104 A IL 261104A IL 26110418 A IL26110418 A IL 26110418A IL 261104 B1 IL261104 B1 IL 261104B1
Authority
IL
Israel
Prior art keywords
beam splitter
light leakage
polarizing beam
low light
polarizing
Prior art date
Application number
IL261104A
Other languages
Hebrew (he)
Other versions
IL261104A (en
IL261104B2 (en
Original Assignee
Magic Leap Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Magic Leap Inc filed Critical Magic Leap Inc
Publication of IL261104A publication Critical patent/IL261104A/en
Publication of IL261104B1 publication Critical patent/IL261104B1/en
Publication of IL261104B2 publication Critical patent/IL261104B2/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3167—Modulator illumination systems for polarizing the light beam
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0123—Head-up displays characterised by optical features comprising devices increasing the field of view
    • G02B2027/0125—Field-of-view increase by wavefront division

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Polarising Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Laser Surgery Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Optical Couplings Of Light Guides (AREA)
IL261104A 2016-02-24 2017-02-24 Polarizing beam splitter with low light leakage IL261104B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201662299547P 2016-02-24 2016-02-24
US201662299601P 2016-02-25 2016-02-25
US201662307263P 2016-03-11 2016-03-11
PCT/US2017/019510 WO2017147527A1 (en) 2016-02-24 2017-02-24 Polarizing beam splitter with low light leakage

Publications (3)

Publication Number Publication Date
IL261104A IL261104A (en) 2018-10-31
IL261104B1 true IL261104B1 (en) 2023-05-01
IL261104B2 IL261104B2 (en) 2023-09-01

Family

ID=59629392

Family Applications (2)

Application Number Title Priority Date Filing Date
IL261104A IL261104B2 (en) 2016-02-24 2017-02-24 Polarizing beam splitter with low light leakage
IL301720A IL301720A (en) 2016-02-24 2017-02-24 Polarizing beam splitter with low light leakage

Family Applications After (1)

Application Number Title Priority Date Filing Date
IL301720A IL301720A (en) 2016-02-24 2017-02-24 Polarizing beam splitter with low light leakage

Country Status (9)

Country Link
US (2) US10302957B2 (en)
EP (1) EP3420387A4 (en)
JP (2) JP6898938B2 (en)
CN (2) CN114137729A (en)
AU (1) AU2017224004B2 (en)
CA (1) CA3014496A1 (en)
IL (2) IL261104B2 (en)
NZ (1) NZ745246A (en)
WO (1) WO2017147527A1 (en)

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Also Published As

Publication number Publication date
JP6898938B2 (en) 2021-07-07
EP3420387A4 (en) 2019-10-30
IL261104A (en) 2018-10-31
US20170242264A1 (en) 2017-08-24
CN108700697B (en) 2021-12-14
IL301720A (en) 2023-05-01
EP3420387A1 (en) 2019-01-02
AU2017224004B2 (en) 2021-10-28
CN108700697A (en) 2018-10-23
CN114137729A (en) 2022-03-04
CA3014496A1 (en) 2017-08-31
JP2019512108A (en) 2019-05-09
WO2017147527A1 (en) 2017-08-31
US10302957B2 (en) 2019-05-28
AU2017224004A1 (en) 2018-08-30
NZ745246A (en) 2020-01-31
US20190258073A1 (en) 2019-08-22
JP7164650B2 (en) 2022-11-01
JP2021103317A (en) 2021-07-15
US11619827B2 (en) 2023-04-04
IL261104B2 (en) 2023-09-01
KR20180114162A (en) 2018-10-17

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